diff options
Diffstat (limited to 'spec/lib/gitlab/metrics/background_transaction_spec.rb')
-rw-r--r-- | spec/lib/gitlab/metrics/background_transaction_spec.rb | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/spec/lib/gitlab/metrics/background_transaction_spec.rb b/spec/lib/gitlab/metrics/background_transaction_spec.rb index 640bbebf0da..b2a53fe1626 100644 --- a/spec/lib/gitlab/metrics/background_transaction_spec.rb +++ b/spec/lib/gitlab/metrics/background_transaction_spec.rb @@ -4,16 +4,30 @@ require 'spec_helper' RSpec.describe Gitlab::Metrics::BackgroundTransaction do let(:test_worker_class) { double(:class, name: 'TestWorker') } + let(:prometheus_metric) { instance_double(Prometheus::Client::Metric, base_labels: {}) } + + before do + allow(described_class).to receive(:prometheus_metric).and_return(prometheus_metric) + end subject { described_class.new(test_worker_class) } + RSpec.shared_examples 'metric with worker labels' do |metric_method| + it 'measures with correct labels and value' do + value = 1 + expect(prometheus_metric).to receive(metric_method).with({ controller: 'TestWorker', action: 'perform', feature_category: '' }, value) + + subject.send(metric_method, :bau, value) + end + end + describe '#label' do it 'returns labels based on class name' do expect(subject.labels).to eq(controller: 'TestWorker', action: 'perform', feature_category: '') end it 'contains only the labels defined for metrics' do - expect(subject.labels.keys).to contain_exactly(*described_class.superclass::BASE_LABELS.keys) + expect(subject.labels.keys).to contain_exactly(*described_class.superclass::BASE_LABEL_KEYS) end it 'includes the feature category if there is one' do @@ -21,4 +35,22 @@ RSpec.describe Gitlab::Metrics::BackgroundTransaction do expect(subject.labels).to include(feature_category: 'source_code_management') end end + + describe '#increment' do + let(:prometheus_metric) { instance_double(Prometheus::Client::Counter, :increment, base_labels: {}) } + + it_behaves_like 'metric with worker labels', :increment + end + + describe '#set' do + let(:prometheus_metric) { instance_double(Prometheus::Client::Gauge, :set, base_labels: {}) } + + it_behaves_like 'metric with worker labels', :set + end + + describe '#observe' do + let(:prometheus_metric) { instance_double(Prometheus::Client::Histogram, :observe, base_labels: {}) } + + it_behaves_like 'metric with worker labels', :observe + end end |